steering column TOYOTA RAV4 2006 Service User Guide

SR–12STEERING COLUMN – STEERING COLUMN ASSEMBLY
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REMOVAL
CAUTION:
Some of these service operations affect the SRS airbag
system. Read the precautionary notices concerning the
SRS airbag system before servicing the steering column
(see page RS-1).
1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
3. REMOVE STEERING PAD (See page RS-336)
4. REMOVE STEERING WHEEL ASSEMBLY
(a) Remove the nut and place matchmarks on the
steering wheel and steering column.
(b) Using SST, remove the steering wheel.
SST 09950-50013 (09951-05010, 09952-05010,
09953-05020, 09954-05021)
NOTICE:
Apply a small amount of grease to the threads
and tip of SST (center bolt) before use.
5. REMOVE STEERING COLUMN COVER
(a) Detach the 4 claws, release the tilt lever and
remove the lower steering column cover.
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(b) Detach the claw and remove the upper steering
column cover.
6. REMOVE SPIRAL CABLE SUB-ASSEMBLY
(a) Disconnect all connectors from the turn signal
switch with spiral cable.
7. REMOVE COMBINATION SWITCH ASSEMBLY
(a) Detach the clamp shown in the illustration and
remove the combination switch from the steering
column.
8. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY
(a) Remove the instrument panel (see page IP-4).
9. DISCONNECT POWER STEERING ECU
(a) Detach the power steering motor wire harness and
torque sensor wire harness clamps from the power
steering ECU side.
(b) Disconnect the 2 steering column connectors from
the power steering ECU.
10. REMOVE LOWER INSTRUMENT PANEL FINISH
PANEL (See page IP-20)
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SR–14STEERING COLUMN – STEERING COLUMN ASSEMBLY
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11. REMOVE COLUMN HOLE COVER SILENCER SHEET
(a) Turn back the floor carpet, remove the 2 clips and
remove the column hole cover silencer sheet.
12. REMOVE NO. 2 STEERING INTERMEDIATE SHAFT
ASSEMBLY
(a) Place matchmarks on the steering intermediate
shaft and steering gear.
(b) Remove bolt A and detach the steering assembly
from the steering gear.
(c) Place matchmarks on the steering intermediate
shaft and steering column.
(d) Remove bolt B and detach the steering intermediate
shaft shaft from the steering column.
13. REMOVE BRAKE PEDAL SUPPORT ASSEMBLY
(a) Remove the brake pedal support (see page BR-12).
14. REMOVE STEERING COLUMN ASSEMBLY
(a) Disconnect all connectors and detach all wire
harness clamps from the steering column.
(b) Remove the bolt and 2 nuts and remove the
steering column from the instrument panel
reinforcement.
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STEERING COLUMN – STEERING COLUMN ASSEMBLYSR–15
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DISASSEMBLY
1. REMOVE TRANSPONDER KEY AMPLIFIER
(a) Detach the 2 claws and slide the transponder key
amplifier in the direction shown in the illustration, to
detach it from the steering column upper with switch
bracket.
2. REMOVE STEERING COLUMN UPPER WITH
SWITCH BRACKET ASSEMBLY
(a) Fix the steering post in a vise between aluminum
plates.
NOTICE:
Do not overtighten the vise.
(b) Using a drill, drill a hole in each of the steering lock
set bolt to insert a screw extractor.
(c) Using a screw extractor, remove the steering lock
set bolt and remove the steering column upper with
switch bracket and steering column clamp upper.
3. REMOVE IGNITION SWITCH LOCK CYLINDER
ASSEMBLY
(a) Turn the ignition switch to ON (ACC).
(b) Insert the tip of a screwdriver into the hole in the
steering column bracket upper, as shown in the
illustration, and pull the ignition switch lock cylinder
out until its claw comes into contact with the stopper
of the steering column bracket upper.
NOTICE:
Pull the ignition switch lock cylinder assembly
out until its claw comes into contact with the
stopper of the steering column bracket
assembly upper. Otherwise, the following
procedure cannot be conducted properly.
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SR–16STEERING COLUMN – STEERING COLUMN ASSEMBLY
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(c) Insert the tip of a screwdriver into the hole in the
steering column bracket and tilt it downward, as
shown in the illustration, to disengage the claw of
the ignition switch lock cylinder. Then pull out the
ignition switch lock cylinder.
4. REMOVE UNLOCK WARNING SWITCH ASSEMBLY
(a) Push up the unlock warning switch center portion to
disengage the 2 claws.
HINT:
Slide the unlock warning switch in the direction
shown by the arrow in the illustration to remove it.
5. REMOVE KEY INTERLOCK SOLENOID
(a) for Automatic Transaxle:
(1) Remove the 2 screws and remove the key
interlock solenoid from the steering column
bracket upper.
6. REMOVE IGNITION OR STARTER SWITCH
ASSEMBLY
(a) Detach the 2 claws and remove the ignition (starter)
switch from the steering column bracket upper.
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INSPECTION
1. CHECK TORQUE SENSOR
(a) Check the torque sensor (see page PS-19).
2. CHECK POWER STEERING MOTOR
(a) Check the power steering motor (see page PS-22).
3. CHECK MOTOR ROTATION ANGLE SENSOR
(a) Check the motor rotation angle sensor (see page
PS-25).
REASSEMBLY
1. INSTALL IGNITION OR STARTER SWITCH
ASSEMBLY
(a) Attach the 2 claws to install the ignition switch onto
the steering column bracket upper.
2. INSTALL KEY INTERLOCK SOLENOID
(a) for Automatic Transaxle:
(1) Install the key interlock solenoid onto the
steering column bracket upper with the 2
screws.
3. INSTALL UNLOCK WARNING SWITCH ASSEMBLY
(a) Attach the 2 claws to install the unlock warning
switch onto the steering column bracket upper.
HINT:
Slide the unlock warning switch in the direction
shown by the arrow in the illustration to install it.
4. INSTALL IGNITION SWITCH LOCK CYLINDER
ASSEMBLY
(a) Turn the ignition switch to ON (ACC).
(b) Install the ignition switch lock cylinder into the
steering column bracket upper.
(c) Make sure that the ignition switch lock cylinder is
securely fixed onto the ignition switch lock cylinder.
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SR–18STEERING COLUMN – STEERING COLUMN ASSEMBLY
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5. INSPECT STEERING LOCK OPERATION
(a) Remove the key and check that the steering lock
function is activated.
(b) Insert the key, turn the ignition switch ON (ACC) and
check that the steering lock function is deactivated.
6. INSTALL STEERING COLUMN UPPER W/ SWITCH
BRACKET ASSEMBLY
(a) Fix the steering column assembly in a vise between
aluminum plates.
NOTICE:
Do not overtighten the vise.
(b) Install the steering column upper with switch bracket
and steering column clamp upper with new steering
lock set bolt, and then tighten the bolts until their
heads come off.
7. INSTALL TRANSPONDER KEY AMPLIFIER
(a) Attach the 2 claws and install the transponder key
amplifier onto the steering column upper with the
switch bracket.
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STEERING COLUMN – STEERING COLUMN ASSEMBLYSR–19
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INSTALLATION
1. INSTALL STEERING COLUMN ASSEMBLY
(a) Install the steering column onto the instrument panel
reinforcement with the 3 bolts.
Torque: 25 N*m (255 kgf*cm, 18 ft.*lbf)
(b) Connect all the connectors and clamp the wire
harnesses onto the steering column bracket.
2. INSTALL BRAKE PEDAL SUPPORT ASSEMBLY
(a) Install the brake pedal support (see page BR-16).
3. INSTALL NO.2 STEERING INTERMEDIATE SHAFT
ASSEMBLY
(a) Align the matchmarks on steering intermediate shaft
and the steering sliding yoke and temporarily install
them with bolt B.
Torque: 35 N*m (360 kgf*cm, 26 ft.*lbf)
(b) Align the matchmarks on the steering sliding yoke
and steering gear and install them with bolt A.
Torque: 35 N*m (360 kgf*cm, 26 ft.*lbf)
4. INSTALL COLUMN HOLE COVER SILENCER SHEET
(a) Install the column hole cover plate with the 2 clips.
(b) Install the floor carpet.
5. INSTALL LOWER INSTRUMENT PANEL FINISH
PANEL (See page IP-25)
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SR–20STEERING COLUMN – STEERING COLUMN ASSEMBLY
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6. CONNECT POWER STEERING ECU
(a) Connect the 2 steering column connectors to the
power steering ECU.
(b) Install the power steering motor wire harness and
torque sensor wire harness clamps onto the side of
the power steering ECU.
(c) Tilt the steering column assembly up and down to
make sure that the power steering motor wire
harness and torque sensor wire harness do not
interfere with any components.
7. INSTALL INSTRUMENT PANEL SUB-ASSEMBLY
(a) Install the instrument panel (see page IP-9).
8. INSTALL COMBINATION SWITCH ASSEMBLY
(a) Install the turn signal switch onto the steering
column with the clamp.
9. INSTALL SPIRAL CABLE SUB-ASSEMBLY
(a) Install the spiral cable onto the turn signal switch.
(b) Connect all the connectors to the turn signal switch
with spiral cable.
10. INSTALL STEERING COLUMN COVER
(a) Attach the claw to install the upper steering column
cover.
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(b) Attach the 4 claws to install the lower steering
column cover.
11. INSTALL STEERING WHEEL ASSEMBLY
(a) Align the matchmarks and install the steering wheel
onto the steering column.
(b) Install the nut.
Torque: 50 N*m (510 kgf*cm, 37 ft.*lbf)
(c) Connect all the connectors to the spiral cable.
12. INSTALL STEERING PAD (See page RS-336)
13. POSITION FRONT WHEELS FACING STRAIGHT
AHEAD
14. CONNECT CABLE TO NEGATIVE BATTERY
TERMINAL
15. INSPECT SRS WARNING LIGHT
(a) Inspect the SRS warning light (see page RS-52).
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